package han;

import java.util.Scanner;

public class J08NonArray {
		//배열을 사용하지 않고  성적 처리
		//학생 3명분의 성적을 처리
	public static void main(String[] args) {
		//변수선언
		String name1,name2,name3;
		int kor1,kor2,kor3;
		int eng1,eng2,eng3;
		int mat1,mat2,mat3;
		int tot1,tot2,tot3;
		double avg1,avg2,avg3;
		char grd1,grd2,grd3;
		Scanner sc = null;
		String result="";
		//입력 및 성적처리
		sc=new Scanner(System.in);
		System.out.println("첫번쨰 학생성적을 입력합니다");
		System.out.println("이름은?");
		name1 = sc.next();
		System.out.println("점수는? (국영수 순으로)");
		kor1 = sc.nextInt();
		eng1 = sc.nextInt();
		mat1 = sc.nextInt();
		System.out.println("두번쨰 학생성적을 입력합니다");
		System.out.println("이름은?");
		name2 = sc.next();
		System.out.println("점수는? (국영수 순으로)");
		kor2 = sc.nextInt();
		eng2 = sc.nextInt();
		mat2 = sc.nextInt();
		System.out.println("세번쨰 학생성적을 입력합니다");
		System.out.println("이름은?");
		name3 = sc.next();
		System.out.println("점수는? (국영수 순으로)");
		kor3 = sc.nextInt();
		eng3 = sc.nextInt();
		mat3 = sc.nextInt();
		// 성적 처리
		tot1 = kor1 + eng1+ mat1;
		avg1=(double)tot1/3;
		switch((int)avg1/10){
		case 10:
		case 9: grd1='수';break;
		case 8: grd1='우';break;
		case 7: grd1='미';break;
		case 6: grd1='양';break;
		default : grd1='가';break;
		}
		tot2 = kor2 + eng2+ mat2;
		avg2=(double)tot2/3;
		switch((int)avg2/10){
		case 10:
		case 9: grd2='수';break;
		case 8: grd2='우';break;
		case 7: grd2='미';break;
		case 6: grd2='양';break;
		default : grd2='가';break;
		}
		tot3 = kor3 + eng3+ mat3;
		avg3=(double)tot3/3;
		switch((int)avg3/10){
		case 10:
		case 9: grd3='수';break;
		case 8: grd3='우';break;
		case 7: grd3='미';break;
		case 6: grd3='양';break;
		default : grd3='가';break;
		}
		sc.close();
		//결과 출력
		result += name1 +"\t"+kor1+"\t"+eng1+"\t"+mat1+"\t"+tot1+"\t"+avg1+"\t"+grd1+"\n"+
						name2 +"\t"+kor2+"\t"+eng2+"\t"+mat2+"\t"+tot2+"\t"+avg2+"\t"+grd2+"\n"+
						name3 +"\t"+kor3+"\t"+eng3+"\t"+mat3+"\t"+tot3+"\t"+avg3+"\t"+grd3+"\n";
		System.out.println(result);
	}//main

}//class
